1. IOR/L/E/7/1535, File 1355(18) Reference (shelfmark): IOR/L/E/7/1535, File 1355(18) Title: File 1355(18) Imperial Conference 1930 - Note on the Mineral Resources Department of the Imperial Institute with a reference to the Empire Mining and Metallurgical Congress Collection Area: India Office Records and Private Papers Languages: English Date Range: May 1930-13 Jun 1930 Extent: 1 file